Genetic Disc: Magariro ekare akawana ruzivo rwepamusoro rwebiology here?

Maererano nenyanzvi, zvinyorwa paGenetic Disc zvinomiririra ruzivo pamusoro pemajini evanhu. Izvi zvinoburitsa chakavanzika chekuti tsika yekare yakawana ruzivo rwakadaro sei panguva iyo michina yakadai yakanga isipo.

Kubva pakutanga kwemireniyamu itsva, hurongwa hwemasikirwo evanhu hwehupenyu hunotsanangurwa; asi mabasa nemabviro emajini akawanda haasati azivikanwa. Vatsoropodzi vanotya masayendisiti asina kutendeseka anogona kugadzira "vana vanoshamisa" vakaumbwa vanogona kuodha mubhuku. Asi vanoongorora masikirwo vane chokwadi chokuti ruzivo rwakakwana nokuda kwechinjo munhau yezvokurapa. Kare vanhu vaibatanidza kushanduka-shanduka kweupenyu ne“muti woupenyu.”

Muti weUrartian wehupenyu
The Urartian muti woupenyu. Wikimedia Commons

Asi chii chinonzi "muti weupenyu"? Mune zvinyorwa zvakawanda zvetsika dzekare, zvakanyorwa navanamwari vakambosika vanhu nezvimwe zvisikwa. Ndivanaani vanga vari avo vanamwari vekusika? Ko nyaya dzezvakanaka zvisikwa, zvisikwa zveamphibhi uye zvisikwa zvengano zvakavakirwa pazviitiko chaizvo kana iwo angori mhedzisiro yekufungidzira?

Genetic Disc: Ruzivo rwakadzama rwehupenyu munguva dzekare?

Dhisiki rakaumbwa chekare chakawanikwa muSouth America ndechimwe chezvinhu zvinonakidza uye zvinokatyamadza zvakawanikwa mukuchera matongo. Iyo yakasarudzika relic yakagadzirwa nedema dema uye zviyero zvinosvika makumi maviri nemaviri masendimita muhupamhi. Inorema anenge 22 kilograms. Pane disk, pane zvakavezwa zvinotsanangura ruzivo runoshamisa rwemadzitateguru edu. Chinhu chacho chakaongororwa mu Museum of Natural History, Vienna, Austria. Yakanga isina kugadzirwa nezvinhu zvakagadzirwa sesamende asi ne lydite, dombo remvura yegungwa iro rakaumbwa mukati megungwa rakadzika. Iyo yekugadzira yakawanikwa mudunhu reColombia, uye yainzi Genetic disc.

Genetic disc
Zvivezwa pa "Genetic disc" zvinoshamisa chaizvo nekuti zvinogadzirwa zvine hungwaru hunoshamisa. Pinterest

Dhisiki, rinozivikanwa se "Genetic Disc", rakanyorwa munguva yepamberi, masayendisiti anofungidzira kuti dhisiki rakaitwa makore anoda kusvika mazana matanhatu, uye rakapihwa Muisca-tsika. Dr. Vera MF Hammer, iyo nyanzvi yematombo anokosha uye zvicherwa, akaongorora chinhu chakavanzika. Zviratidzo zviri pane diski zvinonakidza kwazvo. Mativi ese edhisiki akafukidzwa mumifananidzo yeiyo intrauterine fetus kukura mune ese matanho.

Zvakare, ruzivo rwakawanda pamusoro pehunhu hwevanhu rwakasungirirwa kunze kwedhisiki, Chinoshamisa ndechekuti ruzivo urwu harugone kuonekwa neziso rakashama asi pasi peikorosikopu kana chimwe chimbo chemberi cheopisheni. Iyo iripo nhanho yeruzivo rwevanhu haitenderi mukana wakadai, izvo zvinounza imwe aura yezvakavanzika kuti ungawana sei ruzivo netsika iyo yanga isina tekinoroji yekuwana ruzivo rwakadai.

Saka, ruzivo urwu rwaigona kuzivikanwa sei makore zviuru zvitanhatu apfuura? Uye ndeupi rumwe ruzivo rwaigona kunge rwakave neyakavanzika budiriro iyo yakaita disc?

Mifananidzo yakanongedza kune chimwe chikamu chenhoroondo yevanhu

Muzvinafundo weColombia, Jeime Gutierrez Lega, anga achiunganidza zvinhu zvisingatsanangurike zvinhu zvekare kwemakore. Zvizhinji zvezvakagadzirwa kubva muunganidzwa wake zvakawanikwa mukutsvaga kwenzvimbo isingasvikike yeSutatausa, mudunhu reCundinamarca. Iwo mabwe ane mifananidzo yevanhu nemhuka uye zvinokatyamadza zviratidzo nezvinyorwa mumutauro usingazivikanwe.

Zviratidziro zvikuru zveunganidzwa wapurofesa iGenetic (zvakare embryonic) disc, pakati pezvimwe zvinhu, zvakagadzirwa kubva kumaLydites - ibwe, rakatanga kucherwa muLydia, nyika yekare kumadokero kweMalaysia. Iro dombo rakafanana negranite mune yekuoma, asi zvakare inogadzirisa yakarongedzwa chimiro pamwe neukukutu, izvo zvinoita kuti zvive zvakaoma kwazvo kushanda nayo.

Iro ibwe rinozivikanwawo se darlingite, radiolarite, uye basanite, uye rine yakajeka ruvara. Kubva panguva dzekare, yakashandiswa mukugadzira zvishongo uye zvigadzirwa. Asi kucheka chimwe chinhu kubva mairi kwaifanira kunge kusingakwanise kushandisa maturusi ane vanhu makore zviuru zvitanhatu apfuura.

Dambudziko rinouya kubva kune rakarongedzwa chimiro, nekuti rinobva rango rovera panosangana nema incisors. Uye zvakadaro, iyo geni disc inogadzirwa kubva kune ino mineral, uye mifananidzo iri pairi yakanyatsofanana nechinyorwa pane kuvezwa. Zvinotaridza kuti apo chicherwa chakarapwa, imwe nzira yatisingazive kwatiri yakashandiswa. Chakavanzika chayo chinoramba chiri chakavanzika kusvikira nhasi.

Tunnel yepasi pevhu inowanikwa mumasango ese

Chimwe chakavanzika ndiyo nzvimbo yakawanikwa dombo. Muzvinafundo Lega vakaiwana mumaoko emugari wemo, uyo akataura kuti akawana dombo disc pamwe nezvakanyorwa kumwe kunhu kweguta reSutatausa. Zvisinei, vamwe vaongorori (semuenzaniso munyori wenyaya yeAkare maAstronauts, Erich von Däniken) vanotenda kuti dhisiki iri rinogona kunge rakaunganidzwa risingawanzo kuna Baba Carlos Crespi - mumishinari aishanda muEcuador pakati pezana ramakore rechi20. Baba Crespi vakatenga zvinhu zvekare kubva kuvagari veko, izvo zvavakawana muminda kana musango - kubva kune zvakaumbwa zveIncas kusvika kumahwendefa ematombo.

Iye mupirisita haana kumbopatsanura muunganidzwa wake, asi zvinozivikanwa kuti paive nezvinhu zvaive zvisina chekuita neimwe yetsika dzekare dzekuSouth America. Kunyanya, izvi zvaive zvinhu zvakagadzirwa kubva kune simbi dzakasiyana, asi paivewo nematombo ematombo uye mahwendefa akafukidzwa nezvakanyorwa uye madhirowa.

Mushure mekufa kwemupristi zvimwe zvakakosha kubva muunganidzwa wake zvakapihwa Vatican, uye zvimwe zvakangoraswa. Sekureva kwaCrespi iye, vagari veko vakawana mahwendefa akafukidzwa padhuze neguta reEcuadorian reCuenca - mumatangi epasi nepakamuri ari mumasango ese. Iye mupirisita akataura zvakare kuti kwaive nehurongwa hwekare hwenzira dzepasi pevhu, makiromita mazana maviri pakureba, kubva kuCuenca kusvika kumasango. Haikwanise here genetic disc neimwe nzira kunge iine hukama nevanhu vanovaka izvi zvepasi zvivakwa?

Mifananidzo isingafadzi padenderedzwa rebwe

Genetic disc
Inoshamisa yekare "genetic disc" iyo inogona kuchinja manzwisisiro edu enhoroondo yekare. Pinterest

Mifananidzo iri padhisiki iri zvakare sosi yemibvunzo yakawanda. Maitiro ese ekutanga kwehupenyu hwemunhu anoenzanisirwa padenderedzwa remativi ese nekururama kusinga tsanangurike - chinangwa chemitezo yekubereka yechirume neyechikadzi, nguva yekubata, kukura kwe "fetus" mudumbu nekuzvarwa kwemwana.

Kurutivi rweruboshwe rwe disc (kana isu tichifanira kufungidzira denderedzwa kunge dial pane wachi - iko kwa11 o'clock) kudhirowa kwakajeka kwehurume pasina spermatozoids uye padyo nayo - imwe ine spermatozoids (munyori anogona aida kuenzanisira kuberekwa kwembeu yechirume).

Nezve rekodhi - maspermatozoid haana kuwanikwa kusvika 1677 naAntonie van Leeuwenhoek nemudzidzi wake. Sezvinozivikanwa, chiitiko ichi chakatungamirwa nekugadzirwa kwemaikorosikopu. Asi mifananidzo iri padhidhi inoratidza kuti paive nekuvapo kweruzivo rwakadai munguva dzekare.

Uye pachinzvimbo che1 o'clock, dzinoverengeka zvakaumbwa zvizere maspermatozoid anogona kuoneka. Parutivi pacho pane mufanidzo - masayendisiti haasati asvika pamhedziso nezve zvazvinoreva. Pakati pechinzvimbo che3 o'clock pane mifananidzo yemurume, mukadzi uye mwana.

Fetus mumatanho akati wandei ebudiriro, ayo anopera mukuumbwa kwemucheche, anoratidzwa pamusoro pechikamu chepamusoro cherutivi rwakatarisana nedhisiki. Iyo dhizaini inoratidza kushanduka kweiyo intrauterine hupenyu. Uye mudunhu re6 o'clock, murume nemukadzi vanoratidzwa zvakare. Tsvagurudzo yakaratidza kuti pane chaiko mifananidzo yematanho ekutanga ekukura kwe "fetus" yemunhu, uye anogona kuzivikanwa zviri nyore.

Mashoko ekupedzisira

Pane mibvunzo yakawanda inokatyamadza nezve "Genetic Disc" tisati tasvika pamhedziso yeichi chigadzirwa chekare. Parizvino, hapana munhu anokwanisa kutsanangura kuti ndeapi marudzi eetekinoroji akashandiswa mukugadzirwa kwechinhu ichi uye kuti ndechipi chokwadi chakavafurira kuti vagadzire icho. Kubva pane zvese zvidzidzo uye zvakawanikwa isu tinogona kungofungidzira kuti ndeyenzvimbo isingazivikanwe uye yakavandudzwa kwazvo budiriro yekare. Tenda kana kwete!